TM-9-2350-261-20-3

CARRIER, M113A2, M577A2, M1064, M1068, M1059 AND M901A1

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL - VOLUME 3 OF 4

TM-9-2350-261-20-3 - Page 580 of 932

TM 9-2350-261-20-3

REPLACE/REPAIR RAMP VISION PORT AND SHIELD (M901A1 AND

M981 ONLY) — Continued

0571 00

INSTALLATION

1.

Install door (20) and new preformedpacking(21)onshield(8)

.

2.

Lubricate shaft (17) lightly with grease.

3.

Install two spacers (18), two springs (19), and one shaft (17) on shield (8).

4.

Apply corrosion preventive compound to two screws (14).

5.

Install two shims (16), clamps (15), and screws (14) on ramp hatch (9).

WARNING

Adhesive, primer, sealant compounds, and isopropyl alcohol are toxic and flammable. These

compounds are toxic to eyes, skin, and respiratory tract. Continued exposure can make you

dizzy and irritate your eyes and throat.

Always use in well ventilated areas, away from heat, sparks, and flames. Do not breathe fumes.

Do not allow into contact with skin and eyes. Use goggles or face shield and protective gloves.

6.

Install vision block (13) in housing (5). Use sealing compound.

7 .

App ly corro si

on

preventive com po und to fo ur screw s (10).

8.

Install new gasket (12) and housing (5) on ramp hatch (9). Secure with four washers (11) and screws (10).

9 .

App ly corro si

on

preventive com po und to fo ur screw s (6).

10. Install shield (8) on ramp hatch (9). Secure with four washers (7) and screws (6).

1 1.

A pp ly corro s i

on

preventive c om po und to fo ur screw s (1).

0571 00-2